Cita APA

Cruickshank, A. D. (1960). A pocket guide to Birds: Eastern and Central North American. New York: Washington Square.

Citación estilo Chicago

Cruickshank, Allan D. A Pocket Guide to Birds: Eastern and Central North American. New York: Washington Square, 1960.

Cita MLA

Cruickshank, Allan D. A Pocket Guide to Birds: Eastern and Central North American. New York: Washington Square, 1960.